#include <iostream>
#include "add.h"
#include "sub.h"

int main(int argc, char* argv[])
{
    std::cout << "Hello, world!" << std::endl;
    int result = add(1,2);
    std::cout << "1 + 2 = " << result << std::endl;
    std::cout << "2 - 1 = " << sub(2, 1) << std::endl;
    return 0;
}